Base of a roller skate shoe



FIG. 1 is a perspective view of a base of roller skate shoe showing mynew design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The ornamental design for a base of a roller skate shoe, as shown anddescribed.